【简答题】在初步确定给水方式时,对层高不超过3.5m的4层民用建筑,其给水系统所需的压力H约为多少kPa?
【单选题】I always make a _______ before going shopping so that I won’t forget what to buy.
【单选题】Time _____ , we are going to visit the famous military museum before we leave this city.
【单选题】It has been announced that all the students ______ put on the masks before going to school in case they are infected with SARS virus.
【单选题】Before going to Japan, you need__________. 查看材料
A.
to see the manager of NOVA France
B.
to take some computer courses
C.
to write a letter to Japan
D.
to find a place to live
【单选题】Before going to Japan, you need____. [ A] to see the manager of NOV
B.
]to take some computer courses [ C] to write a letter to Japan [ D] to find a place to live
【单选题】在初步确定给水方式时,对层高不超过3.5m的民用建筑,给水系统所需的压力可用以下经验法估算:1层为( )kPa,2层为( )kPa,3层以上每增加1层增加( )kPa。答案应为( )
A.
100 kPa……140 kPa……40 kPa
B.
100 kPa ……120 kPa……40 kPa
C.
100 kPa ……120 kPa……60 kPa
D.
40 kPa ……140 kPa……60 kPa